英语词汇mental arithmetic怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	mental arithmetic
释义	mental arithmeticBrE /ˌmentl əˈrɪθmətɪk/NAmE /ˌmentl əˈrɪθmətɪk/ noun [U] adding, multiplying, etc. numbers in your mind without writing anything down or using a calculator 心算
随便看	tubularly tub–thumping TUC tuck tuck away tuck away sth tucked tucker tuckered tuckering tuckerless tuckers tuck in tuck in tucking tuck into tuck into something tuck into sth tuck into sth tucks tuck sb in tuck sb in/up tuck sb up tuck sth away tuck sth↔away

英汉双解词典包含314281条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。